ἐπώνια

A. , (ὠνἤ duty on goods sold, IG 12.329.5, Is. Fr. 43, PCair.Zen. 206.20, al. (iii B.C.), Poll. 7.15 : also in sg., ἐπώνιον,τό, SIG 1014.5 (Erythrae, iii B.C.), etc.

II. something given into the bargain in a sale, Phryn. PS p.70 B.